321424332433313 has 2 divisors, whose sum is σ = 321424332433314. Its totient is φ = 321424332433312.

The previous prime is 321424332433301. The next prime is 321424332433319. The reversal of 321424332433313 is 313334233424123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169719612411904 + 151704720021409 = 13027648^2 + 12316847^2 .

It is a cyclic number.

It is not a de Polignac number, because 321424332433313 - 2³⁶ = 321355612956577 is a prime.

It is not a weakly prime, because it can be changed into another prime (321424332433319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160712166216656 + 160712166216657.

It is an arithmetic number, because the mean of its divisors is an integer number (160712166216657).

Almost surely, 2^{321424332433313} is an apocalyptic number.

It is an amenable number.

321424332433313 is a deficient number, since it is larger than the sum of its proper divisors (1).

321424332433313 is an equidigital number, since it uses as much as digits as its factorization.

321424332433313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 41.

Adding to 321424332433313 its reverse (313334233424123), we get a palindrome (634758565857436).

The spelling of 321424332433313 in words is "three hundred twenty-one trillion, four hundred twenty-four billion, three hundred thirty-two million, four hundred thirty-three thousand, three hundred thirteen".